Q: What are the prime factors of the number 531,824,881?

 A: 7, 29, 47, 7963

Why are those the prime factors of the number 531,824,881?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 531,824,881

531,824,881
Factor Arrows
775,974,983
Factor Arrows
710,853,569
Factor Arrows
29374,261
Factor Arrows
477,963

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

7, 29, 47, 7963

We can check our work by multiplying all of the prime factors together: 7 x 7 x 29 x 47 x 7,963 = 531,824,881

This can also be written as 72 x 291 x 471 x 7,9631 = 531,824,881

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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